1.
Investigation on Wing-Rotor Aerodynamic Interaction of the Compound Helicopter in Hover;
复合式高速直升机悬停状态旋翼/机翼气动干扰研究
2.
Measurement investigation on the aerodynamics of vectored thrust ducted propeller
高速直升机涵道风扇矢量推进系统模型悬停状态的气动力测量研究
3.
We were whirled away in a helicopter.
直升机迅速把我们运走。
4.
From the helicopter I saw that red car bumming along the No. 54 highway
我从直升机上看到那辆红车正沿54号高速公路平稳地行驶着。
5.
Designing Research of the Improvement Design for The-Z9 Military Helicopter Main Gearbox;
直九武装直升机主减速器改进设计研究
6.
Time the input of the cyclic& collective commands such that the helicopter maintains constant altitude, direction& speed.
安排副翼、降舵及主旋翼螺距的打舵时机，使得直升机能保持固定的高度、进方向及速度。
7.
When the vertical climb stops, the helicopter is rotated180 degrees about the yaw axis.
先保持水平直线飞行，当直升机通过操控者后，开始平滑地拉高机头（升舵）使机头朝上垂直爬升。
8.
Calculation of Pumped Voltage for Brushless DC Motor PWM System
无刷直流电动机脉宽调速系统泵升电压计算
9.
Study on AC-DC-AC Reversible Adjustable-Speed System Used in Mine Hoist;
矿井提升机交—直—交可逆调速系统的研究
10.
Research on Helicopter Airspeed Measuring System Based on Embedded System;
嵌入式直升机空速测试系统的研究与设计
11.
Research on Mine Hoist DC Speed Control System Adaptive Control;
矿井提升机直流调速系统自适应控制的研究
12.
The Application of Full Digital DC Speed Modulation Technology in Mine Elevator
全数字直流调速技术在矿井提升机中的应用
13.
Study of an improved aero oil cooling system design method
直升机减速器滑油冷却系统的改进设计方法
14.
Fluid Field Analysis and Temperature Calculation of HSPM Machine
高速永磁电机流体场分析与温升计算
15.
High-speed motor inverter using DC/DC converter
采用DC/DC升压变换高速电机逆变器
16.
The helicopter was flying at a height of 5,000 meters.
这架直升机正在五千米的高空飞行。
17.
DC torque motor high sensitivity tachogenerator
直流力矩电动机高灵敏度测速机机组
18.
Climb-out should be parallel to flight path and at a moderate speed.
垂直爬升的过程中，机体必须与航道平行，并且保持适当的上升速度。